Basic Vapors Breakthrough indicator for for ductless hood Filters

  • List Price: $18.50
  • Sale Price: $16.00
  • Amount Saved: $2.50
  • Availability: Usually ships in 2-3 business days


  • End-of-service-life and saturation indicator of ductless hood filters
  • Easy to use, reliable replacement indicator for ductless hood filters
  • Minimum detectable limit is 4ppmā€¢minute at 30 cm/sec air velocity
  • Vibrant color change from yellow to green or blue
  • Service life: 14months

Product Description

The Basic Vapors Breakthrough indicator for Ductless Hood Filters is a colorimetric indicator that indicates the saturation and exhaustion of filters. The indicator is reliable and cost effect means for protection from exposure to toxic basic vapors in the work place. The indicator changes color from yellow to green or blue when filters are saturated with basic vapors, hence alerting the user to replace the exhausted filter. The indicator is easily attached to the outlet of the filter using the adhesive at the bottom of the indicator. It is highly sensitive to basic vapors with first noticeable color change appears when the indicator is exposed to 4 ppm for 1 minute at air velocity of 30 cm/minute. It operates at temperatures 4oC to 40oC (39oF to 104oF) and humidities 5% RH to 85%RH. The indicator is 0.2 inch thick and 1.25 inch diameter. The unique design of the indicator prevents any color change from exposure to contaminants in the surrounding environment and changes color only when filter is saturated. The indicator has extended service life of 14 months.

Product Detail

  • Product Dimensions: 0.2 x 1.25 x 0.11 inches; 0.01 pounds
  • Shipping Weight: 0.01 pounds
  • ASIN: B008L3WNKI
  • Item model number:
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